Smoking pipe



FIG. 1 is a top perspective view of a smoking pipe, showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a front elevational view; the rear being a mirror image thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof. 

The ornamental design for a smoking pipe, as shown and described. 